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Docs: docs for cpu.* vocabs

db4
Björn Lindqvist 2014-05-06 18:10:24 +02:00 committed by John Benediktsson
parent 0bb3e2397b
commit 6626cd24a1
2 changed files with 29 additions and 4 deletions
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10
basis/cpu/architecture/architecture-docs.factor
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@ -1,4 +1,4 @@
USING: help.markup help.syntax math ;
USING: assocs cpu.x86.assembler help.markup help.syntax math system ;
IN: cpu.architecture
HELP: immediate-arithmetic?
@ -16,3 +16,11 @@ HELP: vm-stack-space
HELP: complex-addressing?
{ $description "Specifies if " { $link %slot } ", " { $link %set-slot } " and " { $link %write-barrier } " accept the 'scale' and 'tag' parameters, and if %load-memory and %store-memory work." } ;
HELP: %load-immediate
{ $values { "reg" "a register symbol" } { "val" "a value" } }
{ $description "Emits code for loading an immediate value into a register. On " { $link x86 } ", if val is 0, then an " { $link XOR } " instruction is emitted instead of " { $link MOV } "." } ;
HELP: param-regs
{ $values { "abi" "a calling convention symbol" } { "regs" assoc } }
{ $description "Retrieves the order in which machine registers are used for parameters for the given calling convention." } ;

23
basis/cpu/x86/x86-docs.factor
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@ -13,7 +13,7 @@ HELP: ds-reg
HELP: (%inc)
{ $description
"Generates machine code for increasing or decreasing the given register a number of cell sizes bytes."
"Emits machine code for increasing or decreasing the given register a number of cell sizes bytes."
}
{ $examples
{ $unchecked-example
@ -26,12 +26,29 @@ HELP: (%inc)
HELP: load-zone-offset
{ $values { "nursery-ptr" "a register symbol" } }
{ $description
"Generates machine code for loading the address to the nursery into the machine register."
"Emits machine code for loading the address to the nursery into the machine register."
}
{ $examples
{ $unchecked-example
"USING: cpu.x86 make prettyprint ;"
"USING: cpu.x86 make ;"
"[ RCX load-zone-offset ] B{ } make disassemble"
"0000000001b48f80: 498d4d10 lea rcx, [r13+0x10]"
}
} ;
HELP: copy-register*
{ $values
{ "dst" "a register symbol" }
{ "src" "a register symbol" }
{ "rep" "a value representation singleton" }
}
{ $description
"Emits machine code for copying from a register to another."
}
{ $examples
{ $unchecked-example
"USING: cpu.x86 make ;"
"[ XMM1 XMM2 double-rep copy-register* ] B{ } make disassemble"
"0000000533c61fe0: 0f28ca movaps xmm1, xmm2"
}
} ;